state

package
v0.10.5 Latest Latest
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 Go to latest Published: Mar 24, 2020 License: MPL-2.0 Imports: 14 Imported by: 0

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Constants

View Source 
const (
	// NodeRegisterEventReregistered is the message used when the node becomes
	// reregistered.
	NodeRegisterEventRegistered = "Node registered"

	// NodeRegisterEventReregistered is the message used when the node becomes
	// reregistered.
	NodeRegisterEventReregistered = "Node re-registered"
)

Variables

This section is empty.

Functions

func RegisterSchemaFactories added in v0.7.0 

func RegisterSchemaFactories(factories ...SchemaFactory)

RegisterSchemaFactories is used to register a table schema.

func TestInitState added in v0.7.0 

func TestInitState(t testing.T, state *StateStore)

Types

type IndexEntry 

type IndexEntry struct {
	Key   string
	Value uint64
}

IndexEntry is used with the "index" table for managing the latest Raft index affecting a table.

type QueryFn added in v0.7.0 

type QueryFn func(memdb.WatchSet, *StateStore) (resp interface{}, index uint64, err error)

QueryFn is the definition of a function that can be used to implement a basic blocking query against the state store.

type SchemaFactories added in v0.7.0 

type SchemaFactories []SchemaFactory

func GetFactories added in v0.7.0 

func GetFactories() SchemaFactories

type SchemaFactory added in v0.7.0 

type SchemaFactory func() *memdb.TableSchema

SchemaFactory is the factory method for returning a TableSchema

type StateRestore 

type StateRestore struct {
	// contains filtered or unexported fields
}

StateRestore is used to optimize the performance when restoring state by only using a single large transaction instead of thousands of sub transactions

func (*StateRestore) ACLPolicyRestore added in v0.7.0 

func (r *StateRestore) ACLPolicyRestore(policy *structs.ACLPolicy) error

ACLPolicyRestore is used to restore an ACL policy

func (*StateRestore) ACLTokenRestore added in v0.7.0 

func (r *StateRestore) ACLTokenRestore(token *structs.ACLToken) error

ACLTokenRestore is used to restore an ACL token

func (*StateRestore) Abort 

func (s *StateRestore) Abort()

Abort is used to abort the restore operation

func (*StateRestore) AllocRestore 

func (r *StateRestore) AllocRestore(alloc *structs.Allocation) error

AllocRestore is used to restore an allocation

func (*StateRestore) ClusterMetadataRestore added in v0.10.4 

func (r *StateRestore) ClusterMetadataRestore(meta *structs.ClusterMetadata) error

func (*StateRestore) Commit 

func (s *StateRestore) Commit()

Commit is used to commit the restore operation

func (*StateRestore) DeploymentRestore added in v0.6.0 

func (r *StateRestore) DeploymentRestore(deployment *structs.Deployment) error

DeploymentRestore is used to restore a deployment

func (*StateRestore) EvalRestore 

func (r *StateRestore) EvalRestore(eval *structs.Evaluation) error

EvalRestore is used to restore an evaluation

func (*StateRestore) IndexRestore 

func (r *StateRestore) IndexRestore(idx *IndexEntry) error

IndexRestore is used to restore an index

func (*StateRestore) JobRestore 

func (r *StateRestore) JobRestore(job *structs.Job) error

JobRestore is used to restore a job

func (*StateRestore) JobSummaryRestore added in v0.4.1 

func (r *StateRestore) JobSummaryRestore(jobSummary *structs.JobSummary) error

JobSummaryRestore is used to restore a job summary

func (*StateRestore) JobVersionRestore added in v0.6.0 

func (r *StateRestore) JobVersionRestore(version *structs.Job) error

JobVersionRestore is used to restore a job version

func (*StateRestore) NodeRestore 

func (r *StateRestore) NodeRestore(node *structs.Node) error

NodeRestore is used to restore a node

func (*StateRestore) PeriodicLaunchRestore added in v0.3.0 

func (r *StateRestore) PeriodicLaunchRestore(launch *structs.PeriodicLaunch) error

PeriodicLaunchRestore is used to restore a periodic launch.

func (*StateRestore) SITokenAccessorRestore added in v0.10.4 

func (r *StateRestore) SITokenAccessorRestore(accessor *structs.SITokenAccessor) error

SITokenAccessorRestore is used to restore an SI token accessor

func (*StateRestore) SchedulerConfigRestore added in v0.9.0 

func (r *StateRestore) SchedulerConfigRestore(schedConfig *structs.SchedulerConfiguration) error

func (*StateRestore) VaultAccessorRestore added in v0.5.0 

func (r *StateRestore) VaultAccessorRestore(accessor *structs.VaultAccessor) error

VaultAccessorRestore is used to restore a vault accessor

type StateSnapshot 

type StateSnapshot struct {
	StateStore
}

StateSnapshot is used to provide a point-in-time snapshot

func (*StateSnapshot) DenormalizeAllocationDiffSlice added in v0.9.2 

func (s *StateSnapshot) DenormalizeAllocationDiffSlice(allocDiffs []*structs.AllocationDiff) ([]*structs.Allocation, error)

DenormalizeAllocationDiffSlice queries the Allocation for each AllocationDiff and merges the updated attributes with the existing Allocation, and attaches the Job provided.

This should only be called on terminal alloc, particularly stopped or preempted allocs

func (*StateSnapshot) DenormalizeAllocationSlice added in v0.9.2 

func (s *StateSnapshot) DenormalizeAllocationSlice(allocs []*structs.Allocation) ([]*structs.Allocation, error)

DenormalizeAllocationSlice queries the Allocation for each allocation diff represented as an Allocation and merges the updated attributes with the existing Allocation, and attaches the Job provided.

func (*StateSnapshot) DenormalizeAllocationsMap added in v0.9.2 

func (s *StateSnapshot) DenormalizeAllocationsMap(nodeAllocations map[string][]*structs.Allocation) error

DenormalizeAllocationsMap takes in a map of nodes to allocations, and queries the Allocation for each of the Allocation diffs and merges the updated attributes with the existing Allocation, and attaches the Job provided

type StateStore 

type StateStore struct {
	// contains filtered or unexported fields
}

The StateStore is responsible for maintaining all the Nomad state. It is manipulated by the FSM which maintains consistency through the use of Raft. The goals of the StateStore are to provide high concurrency for read operations without blocking writes, and to provide write availability in the face of reads. EVERY object returned as a result of a read against the state store should be considered a constant and NEVER modified in place.

func NewStateStore 

func NewStateStore(config *StateStoreConfig) (*StateStore, error)

NewStateStore is used to create a new state store

func TestStateStore added in v0.7.0 

func TestStateStore(t testing.T) *StateStore

func (*StateStore) ACLPolicies added in v0.7.0 

func (s *StateStore) ACLPolicies(ws memdb.WatchSet) (memdb.ResultIterator, error)

ACLPolicies returns an iterator over all the acl policies

func (*StateStore) ACLPolicyByName added in v0.7.0 

func (s *StateStore) ACLPolicyByName(ws memdb.WatchSet, name string) (*structs.ACLPolicy, error)

ACLPolicyByName is used to lookup a policy by name

func (*StateStore) ACLPolicyByNamePrefix added in v0.7.0 

func (s *StateStore) ACLPolicyByNamePrefix(ws memdb.WatchSet, prefix string) (memdb.ResultIterator, error)

ACLPolicyByNamePrefix is used to lookup policies by prefix

func (*StateStore) ACLTokenByAccessorID added in v0.7.0 

func (s *StateStore) ACLTokenByAccessorID(ws memdb.WatchSet, id string) (*structs.ACLToken, error)

ACLTokenByAccessorID is used to lookup a token by accessor ID

func (*StateStore) ACLTokenByAccessorIDPrefix added in v0.7.0 

func (s *StateStore) ACLTokenByAccessorIDPrefix(ws memdb.WatchSet, prefix string) (memdb.ResultIterator, error)

ACLTokenByAccessorIDPrefix is used to lookup tokens by prefix

func (*StateStore) ACLTokenBySecretID added in v0.7.0 

func (s *StateStore) ACLTokenBySecretID(ws memdb.WatchSet, secretID string) (*structs.ACLToken, error)

ACLTokenBySecretID is used to lookup a token by secret ID

func (*StateStore) ACLTokens added in v0.7.0 

func (s *StateStore) ACLTokens(ws memdb.WatchSet) (memdb.ResultIterator, error)

ACLTokens returns an iterator over all the tokens

func (*StateStore) ACLTokensByGlobal added in v0.7.0 

func (s *StateStore) ACLTokensByGlobal(ws memdb.WatchSet, globalVal bool) (memdb.ResultIterator, error)

ACLTokensByGlobal returns an iterator over all the tokens filtered by global value

func (*StateStore) Abandon added in v0.5.5 

func (s *StateStore) Abandon()

Abandon is used to signal that the given state store has been abandoned. Calling this more than one time will panic.

func (*StateStore) AbandonCh added in v0.5.5 

func (s *StateStore) AbandonCh() <-chan struct{}

AbandonCh returns a channel you can wait on to know if the state store was abandoned.

func (*StateStore) AllocByID 

func (s *StateStore) AllocByID(ws memdb.WatchSet, id string) (*structs.Allocation, error)

AllocByID is used to lookup an allocation by its ID

func (*StateStore) Allocs 

func (s *StateStore) Allocs(ws memdb.WatchSet) (memdb.ResultIterator, error)

Allocs returns an iterator over all the evaluations

func (*StateStore) AllocsByDeployment added in v0.6.0 

func (s *StateStore) AllocsByDeployment(ws memdb.WatchSet, deploymentID string) ([]*structs.Allocation, error)

AllocsByDeployment returns all the allocations by deployment id

func (*StateStore) AllocsByEval 

func (s *StateStore) AllocsByEval(ws memdb.WatchSet, evalID string) ([]*structs.Allocation, error)

AllocsByEval returns all the allocations by eval id

func (*StateStore) AllocsByIDPrefix added in v0.3.0 

func (s *StateStore) AllocsByIDPrefix(ws memdb.WatchSet, namespace, id string) (memdb.ResultIterator, error)

AllocsByIDPrefix is used to lookup allocs by prefix

func (*StateStore) AllocsByJob 

func (s *StateStore) AllocsByJob(ws memdb.WatchSet, namespace, jobID string, all bool) ([]*structs.Allocation, error)

AllocsByJob returns all the allocations by job id

func (*StateStore) AllocsByNamespace added in v0.7.0 

func (s *StateStore) AllocsByNamespace(ws memdb.WatchSet, namespace string) (memdb.ResultIterator, error)

AllocsByNamespace returns an iterator over all the allocations in the namespace

func (*StateStore) AllocsByNode 

func (s *StateStore) AllocsByNode(ws memdb.WatchSet, node string) ([]*structs.Allocation, error)

AllocsByNode returns all the allocations by node

func (*StateStore) AllocsByNodeTerminal added in v0.3.0 

func (s *StateStore) AllocsByNodeTerminal(ws memdb.WatchSet, node string, terminal bool) ([]*structs.Allocation, error)

AllocsByNode returns all the allocations by node and terminal status

func (*StateStore) AutopilotCASConfig added in v0.8.0 

func (s *StateStore) AutopilotCASConfig(idx, cidx uint64, config *structs.AutopilotConfig) (bool, error)

AutopilotCASConfig is used to try updating the Autopilot configuration with a given Raft index. If the CAS index specified is not equal to the last observed index for the config, then the call is a noop,

func (*StateStore) AutopilotConfig added in v0.8.0 

func (s *StateStore) AutopilotConfig() (uint64, *structs.AutopilotConfig, error)

AutopilotConfig is used to get the current Autopilot configuration.

func (*StateStore) AutopilotSetConfig added in v0.8.0 

func (s *StateStore) AutopilotSetConfig(idx uint64, config *structs.AutopilotConfig) error

AutopilotSetConfig is used to set the current Autopilot configuration.

func (*StateStore) BatchUpdateNodeDrain added in v0.8.0 

func (s *StateStore) BatchUpdateNodeDrain(index uint64, updatedAt int64, updates map[string]*structs.DrainUpdate, events map[string]*structs.NodeEvent) error

BatchUpdateNodeDrain is used to update the drain of a node set of nodes

func (*StateStore) BlockingQuery added in v0.7.0 

func (s *StateStore) BlockingQuery(query QueryFn, minIndex uint64, ctx context.Context) (
	resp interface{}, index uint64, err error)

BlockingQuery takes a query function and runs the function until the minimum query index is met or until the passed context is cancelled.

func (*StateStore) BootstrapACLTokens added in v0.7.0 

func (s *StateStore) BootstrapACLTokens(index, resetIndex uint64, token *structs.ACLToken) error

BootstrapACLToken is used to create an initial ACL token

func (*StateStore) CanBootstrapACLToken added in v0.7.0 

func (s *StateStore) CanBootstrapACLToken() (bool, uint64, error)

CanBootstrapACLToken checks if bootstrapping is possible and returns the reset index

func (*StateStore) ClusterMetadata added in v0.10.4 

func (s *StateStore) ClusterMetadata() (*structs.ClusterMetadata, error)

func (*StateStore) ClusterSetMetadata added in v0.10.4 

func (s *StateStore) ClusterSetMetadata(index uint64, meta *structs.ClusterMetadata) error

func (*StateStore) Config added in v0.7.0 

func (s *StateStore) Config() *StateStoreConfig

Config returns the state store configuration.

func (*StateStore) DeleteACLPolicies added in v0.7.0 

func (s *StateStore) DeleteACLPolicies(index uint64, names []string) error

DeleteACLPolicies deletes the policies with the given names

func (*StateStore) DeleteACLTokens added in v0.7.0 

func (s *StateStore) DeleteACLTokens(index uint64, ids []string) error

DeleteACLTokens deletes the tokens with the given accessor ids

func (*StateStore) DeleteDeployment added in v0.6.0 

func (s *StateStore) DeleteDeployment(index uint64, deploymentIDs []string) error

DeleteDeployment is used to delete a set of deployments by ID

func (*StateStore) DeleteEval 

func (s *StateStore) DeleteEval(index uint64, evals []string, allocs []string) error

DeleteEval is used to delete an evaluation

func (*StateStore) DeleteJob 

func (s *StateStore) DeleteJob(index uint64, namespace, jobID string) error

DeleteJob is used to deregister a job

func (*StateStore) DeleteJobSummary added in v0.4.1 

func (s *StateStore) DeleteJobSummary(index uint64, namespace, id string) error

DeleteJobSummary deletes the job summary with the given ID. This is for testing purposes only.

func (*StateStore) DeleteJobTxn added in v0.8.7 

func (s *StateStore) DeleteJobTxn(index uint64, namespace, jobID string, txn Txn) error

DeleteJobTxn is used to deregister a job, like DeleteJob, but in a transaction. Useful for when making multiple modifications atomically

func (*StateStore) DeleteNode 

func (s *StateStore) DeleteNode(index uint64, nodes []string) error

DeleteNode deregisters a batch of nodes

func (*StateStore) DeletePeriodicLaunch added in v0.3.0 

func (s *StateStore) DeletePeriodicLaunch(index uint64, namespace, jobID string) error

DeletePeriodicLaunch is used to delete the periodic launch

func (*StateStore) DeletePeriodicLaunchTxn added in v0.8.7 

func (s *StateStore) DeletePeriodicLaunchTxn(index uint64, namespace, jobID string, txn Txn) error

DeletePeriodicLaunchTxn is used to delete the periodic launch, like DeletePeriodicLaunch but in a transaction. Useful for when making multiple modifications atomically

func (*StateStore) DeleteSITokenAccessors added in v0.10.4 

func (s *StateStore) DeleteSITokenAccessors(index uint64, accessors []*structs.SITokenAccessor) error

DeleteSITokenAccessors is used to delete a set of Service Identity token accessors.

func (*StateStore) DeleteVaultAccessors added in v0.5.0 

func (s *StateStore) DeleteVaultAccessors(index uint64, accessors []*structs.VaultAccessor) error

DeleteVaultAccessors is used to delete a set of Vault Accessors

func (*StateStore) DeploymentByID added in v0.6.0 

func (s *StateStore) DeploymentByID(ws memdb.WatchSet, deploymentID string) (*structs.Deployment, error)

func (*StateStore) Deployments added in v0.6.0 

func (s *StateStore) Deployments(ws memdb.WatchSet) (memdb.ResultIterator, error)

func (*StateStore) DeploymentsByIDPrefix added in v0.6.0 

func (s *StateStore) DeploymentsByIDPrefix(ws memdb.WatchSet, namespace, deploymentID string) (memdb.ResultIterator, error)

func (*StateStore) DeploymentsByJobID added in v0.6.0 

func (s *StateStore) DeploymentsByJobID(ws memdb.WatchSet, namespace, jobID string, all bool) ([]*structs.Deployment, error)

func (*StateStore) DeploymentsByNamespace added in v0.7.0 

func (s *StateStore) DeploymentsByNamespace(ws memdb.WatchSet, namespace string) (memdb.ResultIterator, error)

func (*StateStore) EvalByID 

func (s *StateStore) EvalByID(ws memdb.WatchSet, id string) (*structs.Evaluation, error)

EvalByID is used to lookup an eval by its ID

func (*StateStore) Evals 

func (s *StateStore) Evals(ws memdb.WatchSet) (memdb.ResultIterator, error)

Evals returns an iterator over all the evaluations

func (*StateStore) EvalsByIDPrefix added in v0.3.0 

func (s *StateStore) EvalsByIDPrefix(ws memdb.WatchSet, namespace, id string) (memdb.ResultIterator, error)

EvalsByIDPrefix is used to lookup evaluations by prefix in a particular namespace

func (*StateStore) EvalsByJob 

func (s *StateStore) EvalsByJob(ws memdb.WatchSet, namespace, jobID string) ([]*structs.Evaluation, error)

EvalsByJob returns all the evaluations by job id

func (*StateStore) EvalsByNamespace added in v0.7.0 

func (s *StateStore) EvalsByNamespace(ws memdb.WatchSet, namespace string) (memdb.ResultIterator, error)

EvalsByNamespace returns an iterator over all the evaluations in the given namespace

func (*StateStore) Index 

func (s *StateStore) Index(name string) (uint64, error)

Index finds the matching index value

func (*StateStore) Indexes 

func (s *StateStore) Indexes() (memdb.ResultIterator, error)

Indexes returns an iterator over all the indexes

func (*StateStore) JobByID 

func (s *StateStore) JobByID(ws memdb.WatchSet, namespace, id string) (*structs.Job, error)

JobByID is used to lookup a job by its ID. JobByID returns the current/latest job version.

func (*StateStore) JobByIDAndVersion added in v0.6.0 

func (s *StateStore) JobByIDAndVersion(ws memdb.WatchSet, namespace, id string, version uint64) (*structs.Job, error)

JobByIDAndVersion returns the job identified by its ID and Version. The passed watchset may be nil.

func (*StateStore) JobByIDTxn added in v0.8.7 

func (s *StateStore) JobByIDTxn(ws memdb.WatchSet, namespace, id string, txn Txn) (*structs.Job, error)

JobByIDTxn is used to lookup a job by its ID, like JobByID. JobByID returns the job version accessible through in the transaction

func (*StateStore) JobSummaries added in v0.4.1 

func (s *StateStore) JobSummaries(ws memdb.WatchSet) (memdb.ResultIterator, error)

JobSummaries walks the entire job summary table and returns all the job summary objects

func (*StateStore) JobSummaryByID added in v0.4.1 

func (s *StateStore) JobSummaryByID(ws memdb.WatchSet, namespace, jobID string) (*structs.JobSummary, error)

JobSummary returns a job summary object which matches a specific id.

func (*StateStore) JobSummaryByPrefix added in v0.4.1 

func (s *StateStore) JobSummaryByPrefix(ws memdb.WatchSet, namespace, id string) (memdb.ResultIterator, error)

JobSummaryByPrefix is used to look up Job Summary by id prefix

func (*StateStore) JobVersions added in v0.6.0 

func (s *StateStore) JobVersions(ws memdb.WatchSet) (memdb.ResultIterator, error)

func (*StateStore) JobVersionsByID added in v0.6.0 

func (s *StateStore) JobVersionsByID(ws memdb.WatchSet, namespace, id string) ([]*structs.Job, error)

JobVersionsByID returns all the tracked versions of a job.

func (*StateStore) Jobs 

func (s *StateStore) Jobs(ws memdb.WatchSet) (memdb.ResultIterator, error)

Jobs returns an iterator over all the jobs

func (*StateStore) JobsByGC added in v0.3.0 

func (s *StateStore) JobsByGC(ws memdb.WatchSet, gc bool) (memdb.ResultIterator, error)

JobsByGC returns an iterator over all jobs eligible or uneligible for garbage collection.

func (*StateStore) JobsByIDPrefix added in v0.3.0 

func (s *StateStore) JobsByIDPrefix(ws memdb.WatchSet, namespace, id string) (memdb.ResultIterator, error)

JobsByIDPrefix is used to lookup a job by prefix

func (*StateStore) JobsByNamespace added in v0.7.0 

func (s *StateStore) JobsByNamespace(ws memdb.WatchSet, namespace string) (memdb.ResultIterator, error)

JobsByNamespace returns an iterator over all the jobs for the given namespace

func (*StateStore) JobsByPeriodic added in v0.3.0 

func (s *StateStore) JobsByPeriodic(ws memdb.WatchSet, periodic bool) (memdb.ResultIterator, error)

JobsByPeriodic returns an iterator over all the periodic or non-periodic jobs.

func (*StateStore) JobsByScheduler added in v0.2.0 

func (s *StateStore) JobsByScheduler(ws memdb.WatchSet, schedulerType string) (memdb.ResultIterator, error)

JobsByScheduler returns an iterator over all the jobs with the specific scheduler type.

func (*StateStore) LatestDeploymentByJobID added in v0.6.0 

func (s *StateStore) LatestDeploymentByJobID(ws memdb.WatchSet, namespace, jobID string) (*structs.Deployment, error)

LatestDeploymentByJobID returns the latest deployment for the given job. The latest is determined strictly by CreateIndex.

func (*StateStore) LatestIndex added in v0.4.0 

func (s *StateStore) LatestIndex() (uint64, error)

LastIndex returns the greatest index value for all indexes

func (*StateStore) NodeByID 

func (s *StateStore) NodeByID(ws memdb.WatchSet, nodeID string) (*structs.Node, error)

NodeByID is used to lookup a node by ID

func (*StateStore) NodeBySecretID added in v0.7.0 

func (s *StateStore) NodeBySecretID(ws memdb.WatchSet, secretID string) (*structs.Node, error)

NodeBySecretID is used to lookup a node by SecretID

func (*StateStore) Nodes 

func (s *StateStore) Nodes(ws memdb.WatchSet) (memdb.ResultIterator, error)

Nodes returns an iterator over all the nodes

func (*StateStore) NodesByIDPrefix added in v0.3.0 

func (s *StateStore) NodesByIDPrefix(ws memdb.WatchSet, nodeID string) (memdb.ResultIterator, error)

NodesByIDPrefix is used to lookup nodes by prefix

func (*StateStore) PeriodicLaunchByID added in v0.3.0 

func (s *StateStore) PeriodicLaunchByID(ws memdb.WatchSet, namespace, id string) (*structs.PeriodicLaunch, error)

PeriodicLaunchByID is used to lookup a periodic launch by the periodic job ID.

func (*StateStore) PeriodicLaunches added in v0.3.0 

func (s *StateStore) PeriodicLaunches(ws memdb.WatchSet) (memdb.ResultIterator, error)

PeriodicLaunches returns an iterator over all the periodic launches

func (*StateStore) ReconcileJobSummaries added in v0.4.1 

func (s *StateStore) ReconcileJobSummaries(index uint64) error

ReconcileJobSummaries re-creates summaries for all jobs present in the state store

func (*StateStore) RemoveIndex added in v0.4.1 

func (s *StateStore) RemoveIndex(name string) error

RemoveIndex is a helper method to remove an index for testing purposes

func (*StateStore) Restore 

func (s *StateStore) Restore() (*StateRestore, error)

Restore is used to optimize the efficiency of rebuilding state by minimizing the number of transactions and checking overhead.

func (*StateStore) SITokenAccessor added in v0.10.4 

func (s *StateStore) SITokenAccessor(ws memdb.WatchSet, accessorID string) (*structs.SITokenAccessor, error)

SITokenAccessor returns the given Service Identity token accessor.

func (*StateStore) SITokenAccessors added in v0.10.4 

func (s *StateStore) SITokenAccessors(ws memdb.WatchSet) (memdb.ResultIterator, error)

SITokenAccessors returns an iterator of Service Identity token accessors.

func (*StateStore) SITokenAccessorsByAlloc added in v0.10.4 

func (s *StateStore) SITokenAccessorsByAlloc(ws memdb.WatchSet, allocID string) ([]*structs.SITokenAccessor, error)

SITokenAccessorsByAlloc returns all the Service Identity token accessors by alloc ID.

func (*StateStore) SITokenAccessorsByNode added in v0.10.4 

func (s *StateStore) SITokenAccessorsByNode(ws memdb.WatchSet, nodeID string) ([]*structs.SITokenAccessor, error)

SITokenAccessorsByNode returns all the Service Identity token accessors by node ID.

func (*StateStore) SchedulerCASConfig added in v0.9.0 

func (s *StateStore) SchedulerCASConfig(idx, cidx uint64, config *structs.SchedulerConfiguration) (bool, error)

SchedulerCASConfig is used to update the scheduler configuration with a given Raft index. If the CAS index specified is not equal to the last observed index for the config, then the call is a noop.

func (*StateStore) SchedulerConfig added in v0.9.0 

func (s *StateStore) SchedulerConfig() (uint64, *structs.SchedulerConfiguration, error)

SchedulerConfig is used to get the current Scheduler configuration.

func (*StateStore) SchedulerSetConfig added in v0.9.0 

func (s *StateStore) SchedulerSetConfig(idx uint64, config *structs.SchedulerConfiguration) error

SchedulerSetConfig is used to set the current Scheduler configuration.

func (*StateStore) Snapshot 

func (s *StateStore) Snapshot() (*StateSnapshot, error)

Snapshot is used to create a point in time snapshot. Because we use MemDB, we just need to snapshot the state of the underlying database.

func (*StateStore) SnapshotMinIndex added in v0.9.4 

func (s *StateStore) SnapshotMinIndex(ctx context.Context, index uint64) (*StateSnapshot, error)

SnapshotMinIndex is used to create a state snapshot where the index is guaranteed to be greater than or equal to the index parameter.

Some server operations (such as scheduling) exchange objects via RPC concurrent with Raft log application, so they must ensure the state store snapshot they are operating on is at or after the index the objects retrieved via RPC were applied to the Raft log at.

Callers should maintain their own timer metric as the time this method blocks indicates Raft log application latency relative to scheduling.

func (*StateStore) UpdateAllocsDesiredTransitions added in v0.8.0 

func (s *StateStore) UpdateAllocsDesiredTransitions(index uint64, allocs map[string]*structs.DesiredTransition,
	evals []*structs.Evaluation) error

UpdateAllocsDesiredTransitions is used to update a set of allocations desired transitions.

func (*StateStore) UpdateAllocsFromClient added in v0.3.0 

func (s *StateStore) UpdateAllocsFromClient(index uint64, allocs []*structs.Allocation) error

UpdateAllocsFromClient is used to update an allocation based on input from a client. While the schedulers are the authority on the allocation for most things, some updates are authoritative from the client. Specifically, the desired state comes from the schedulers, while the actual state comes from clients.

func (*StateStore) UpdateDeploymentAllocHealth added in v0.6.0 

func (s *StateStore) UpdateDeploymentAllocHealth(index uint64, req *structs.ApplyDeploymentAllocHealthRequest) error

UpdateDeploymentAllocHealth is used to update the health of allocations as part of the deployment and potentially make a evaluation

func (*StateStore) UpdateDeploymentPromotion added in v0.6.0 

func (s *StateStore) UpdateDeploymentPromotion(index uint64, req *structs.ApplyDeploymentPromoteRequest) error

UpdateDeploymentPromotion is used to promote canaries in a deployment and potentially make a evaluation

func (*StateStore) UpdateDeploymentStatus added in v0.6.0 

func (s *StateStore) UpdateDeploymentStatus(index uint64, req *structs.DeploymentStatusUpdateRequest) error

UpdateDeploymentStatus is used to make deployment status updates and potentially make a evaluation

func (*StateStore) UpdateJobStability added in v0.6.0 

func (s *StateStore) UpdateJobStability(index uint64, namespace, jobID string, jobVersion uint64, stable bool) error

UpdateJobStability updates the stability of the given job and version to the desired status.

func (*StateStore) UpdateNodeDrain 

func (s *StateStore) UpdateNodeDrain(index uint64, nodeID string,
	drain *structs.DrainStrategy, markEligible bool, updatedAt int64, event *structs.NodeEvent) error

UpdateNodeDrain is used to update the drain of a node

func (*StateStore) UpdateNodeEligibility added in v0.8.0 

func (s *StateStore) UpdateNodeEligibility(index uint64, nodeID string, eligibility string, updatedAt int64, event *structs.NodeEvent) error

UpdateNodeEligibility is used to update the scheduling eligibility of a node

func (*StateStore) UpdateNodeStatus 

func (s *StateStore) UpdateNodeStatus(index uint64, nodeID, status string, updatedAt int64, event *structs.NodeEvent) error

UpdateNodeStatus is used to update the status of a node

func (*StateStore) UpsertACLPolicies added in v0.7.0 

func (s *StateStore) UpsertACLPolicies(index uint64, policies []*structs.ACLPolicy) error

UpsertACLPolicies is used to create or update a set of ACL policies

func (*StateStore) UpsertACLTokens added in v0.7.0 

func (s *StateStore) UpsertACLTokens(index uint64, tokens []*structs.ACLToken) error

UpsertACLTokens is used to create or update a set of ACL tokens

func (*StateStore) UpsertAllocs 

func (s *StateStore) UpsertAllocs(index uint64, allocs []*structs.Allocation) error

UpsertAllocs is used to evict a set of allocations and allocate new ones at the same time.

func (*StateStore) UpsertDeployment added in v0.6.0 

func (s *StateStore) UpsertDeployment(index uint64, deployment *structs.Deployment) error

UpsertDeployment is used to insert a new deployment. If cancelPrior is set to true, all prior deployments for the same job will be cancelled.

func (*StateStore) UpsertEvals 

func (s *StateStore) UpsertEvals(index uint64, evals []*structs.Evaluation) error

UpsertEvals is used to upsert a set of evaluations

func (*StateStore) UpsertEvalsTxn added in v0.8.7 

func (s *StateStore) UpsertEvalsTxn(index uint64, evals []*structs.Evaluation, txn Txn) error

UpsertEvals is used to upsert a set of evaluations, like UpsertEvals but in a transaction. Useful for when making multiple modifications atomically

func (*StateStore) UpsertJob 

func (s *StateStore) UpsertJob(index uint64, job *structs.Job) error

UpsertJob is used to register a job or update a job definition

func (*StateStore) UpsertJobSummary added in v0.4.1 

func (s *StateStore) UpsertJobSummary(index uint64, jobSummary *structs.JobSummary) error

UpsertJobSummary upserts a job summary into the state store.

func (*StateStore) UpsertJobTxn added in v0.8.7 

func (s *StateStore) UpsertJobTxn(index uint64, job *structs.Job, txn Txn) error

UpsertJobTxn is used to register a job or update a job definition, like UpsertJob, but in a transaction. Useful for when making multiple modifications atomically

func (*StateStore) UpsertNode 

func (s *StateStore) UpsertNode(index uint64, node *structs.Node) error

UpsertNode is used to register a node or update a node definition This is assumed to be triggered by the client, so we retain the value of drain/eligibility which is set by the scheduler.

func (*StateStore) UpsertNodeEvents added in v0.8.0 

func (s *StateStore) UpsertNodeEvents(index uint64, nodeEvents map[string][]*structs.NodeEvent) error

UpsertNodeEvents adds the node events to the nodes, rotating events as necessary.

func (*StateStore) UpsertPeriodicLaunch added in v0.3.0 

func (s *StateStore) UpsertPeriodicLaunch(index uint64, launch *structs.PeriodicLaunch) error

UpsertPeriodicLaunch is used to register a launch or update it.

func (*StateStore) UpsertPlanResults added in v0.6.0 

func (s *StateStore) UpsertPlanResults(index uint64, results *structs.ApplyPlanResultsRequest) error

UpsertPlanResults is used to upsert the results of a plan.

func (*StateStore) UpsertSITokenAccessors added in v0.10.4 

func (s *StateStore) UpsertSITokenAccessors(index uint64, accessors []*structs.SITokenAccessor) error

UpsertSITokenAccessors is used to register a set of Service Identity token accessors.

func (*StateStore) UpsertVaultAccessor added in v0.5.0 

func (s *StateStore) UpsertVaultAccessor(index uint64, accessors []*structs.VaultAccessor) error

UpsertVaultAccessors is used to register a set of Vault Accessors

func (*StateStore) VaultAccessor added in v0.5.0 

func (s *StateStore) VaultAccessor(ws memdb.WatchSet, accessor string) (*structs.VaultAccessor, error)

VaultAccessor returns the given Vault accessor

func (*StateStore) VaultAccessors added in v0.5.0 

func (s *StateStore) VaultAccessors(ws memdb.WatchSet) (memdb.ResultIterator, error)

VaultAccessors returns an iterator of Vault accessors.

func (*StateStore) VaultAccessorsByAlloc added in v0.5.0 

func (s *StateStore) VaultAccessorsByAlloc(ws memdb.WatchSet, allocID string) ([]*structs.VaultAccessor, error)

VaultAccessorsByAlloc returns all the Vault accessors by alloc id

func (*StateStore) VaultAccessorsByNode added in v0.5.0 

func (s *StateStore) VaultAccessorsByNode(ws memdb.WatchSet, nodeID string) ([]*structs.VaultAccessor, error)

VaultAccessorsByNode returns all the Vault accessors by node id

func (*StateStore) WithWriteTransaction added in v0.8.7 

func (s *StateStore) WithWriteTransaction(fn func(Txn) error) error

WithWriteTransaction executes the passed function within a write transaction, and returns its result. If the invocation returns no error, the transaction is committed; otherwise, it's aborted.

type StateStoreConfig added in v0.7.0 

type StateStoreConfig struct {
	// Logger is used to output the state store's logs
	Logger log.Logger

	// Region is the region of the server embedding the state store.
	Region string
}

StateStoreConfig is used to configure a new state store

type Txn added in v0.8.7 

type Txn = *memdb.Txn

Txn is a transaction against a state store. This can be a read or write transaction.

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